TY - Front. Econ. China A1 - Zhaoming Cui, Leonard K. Cheng, Lian Zhou T1 - A Comparison of Technology Firms in Beijing and Shenzhen Y1 - 2012-09-05 JF - Frontiers of Economics in China JO - Front. Econ. China SP - 434 EP - 464 VL - 7 IS - 3 UR - https://journal.hep.com.cn/fec N1 - 10.3868/s060-001-012-0019-2 ER -